Affects Version/s: Minecraft 1.8.9
Fix Version/s: None
Environment:Operating System: Windows 10 Home | 64-Bit
Java Version: jre1.8.0_66
RAM: 16.0 GB
Processor: AMD Phenom(tm) II X4 965 Processor 3.40 GHz
Launcher Version: 1.6.51
How to reproduce:
Put graphics to "Fast"
Go to the End world
Place down any leave block
Now blocks behind it (or at least separated by one block) are mostly invisible.